YBX3 soft start brake
YBX3-Series

YBX3 soft start brake

Explosion-proof signs are: EXDIGB, EXDIIBT4MB.
Applicable to underground fixed equipment in coal mines containing methane or coal dust (EXDIGB) or packaged mixtures containing Class I A, B Class T1-T4 Group (EXDIAT4MB, EXDIIBT4MB) flammable gas or vapor and air It is used as general power equipment on the equipment in the site.

50Hz

Rated frequency

4kw

Rated voltage

-15

low temperature

YBX3 series explosion- 0o three-phase asynchronous motor(Frame range 63-355)is produced according to the following require-mentB38361-2010THE explosive envionment pa one the neal eauiment of the eaupment GB38362-2010(The explosive en-vironment part two: theequipment of exolosion-proof case to protect and MT451-2011 The genera sately specification of the coal mineexnlosion-nroot. ow-voltanethree-phase asynchronous motorl, The exdlosion mark is EXD1 GB.EXD  BT4 MB. It's suitable to use thefixture which is in the mine include the methaneand core dustIEXD1 GB). or the equiomen,which is in the lace include the exlosvemxture the ivoe . ae A and B. fromt-14 (EXD1 AT4 MB. EXD1 BT4Mbof the flammable gas or steam and the air, normally itsused in the power equipment.


Operation condition

Ambient temperature: -15℃ ~ 40℃ (factory environment)

Altitude: Less than 1.000 meters.

Rated voltage: 380V, 660V (Suitable for 4KW or above motor only)

Rated frequency: 50Hz

Connection method: The rated power of 3kw or less is Y-connected, Rated power 4kw or above for A .Y or A Y connection.


Note: According to customer requirements, brake voltage and motor voltage (110V-460V) AC 50/60Hz



Specifications of lgnition Group for Flameproof Motors

GB3836.1、IEC60079-0、EN50014

Ignition groupIgnition temperature℃
T1450
T2300
T3200
T4135
T5100
T685


Specifications of lgnition Group for Flameproof Motors

LocationCode of tandard
GB3836.1-IEC60079-1
Flameproof class
For MinesKBddI
For other IndusteriesB1dIlAdIlA
B5dIlAdIlA
B3dIlBdIlB
B4dIlCdIlC


To show the group of enclosures suitable for a particularflammable gas or vapour and its classification

Group of enclosureGroup according to the natural temperature (° C) of the explosive mixture
T1T2T3T4T5
Flammable gas or vapour
lMethane

Butyl alcohol

Acetic anhydride

Cyclohexane

llA

Ethane

Propane

Styrene

Benzene

Chlorobenzene

Carbon monoxide

Butane

Ethanol

n-Butul acetate

Amyl acetate

Vinyl acetate

Ethyl acetate

Pentane

Hexane

Hydeosulxide

Ether

Acetaldeh yde

Gasoline


llB

Hydrogen cyanid

Coal gas

Ethyene Butadiene

1,4-dioxan

Isoprene

Dimethylenther

Butenal

Ethanethiol

Ethylene methyl ether

Ethyl oxide

Butyl oxide

Tetrafluoroethylene


llCWater gasAcetylene

Carbon disulfid


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